{"nhtsa_id":10230687,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-01-30","date":"2022-12-07","document_id":"PIP5892A","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Preliminary Information communication provides information to the dealer technician related to a Malfunction Indicator Lamp coming on post turbocharger replacement with P0234 (Engine Overboost) set current or in history. It advises the technician to clear the DTC, Use GDS2 to perform the Intake System Learned Values Reset. To advise the customer that GM is aware of this concern and will provide updates as they become available.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10230687-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10230687-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10230687","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0234"],"topics":[],"vehicles":[{"make":"BUICK","model":"ENCORE GX","year_from":2020,"year_to":2023,"match":"exact","vehicle_ids":["2020_buick_encore-gx","2021_buick_encore-gx","2022_buick_encore-gx","2023_buick_encore-gx"]},{"make":"CHEVROLET","model":"TRAILBLAZER","year_from":2021,"year_to":2023,"match":"exact","vehicle_ids":["2021_chevrolet_trailblazer","2022_chevrolet_trailblazer","2023_chevrolet_trailblazer"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}